Two nodes already teach HA control-plane behavior.
| Pick | Band | |
|---|---|---|
| Nodes | 2x Pi 5 4GB + official PSU | ~$180 |
| Cluster | Stacking case + cluster hat optional | ~$40 |
| Storage | 32GB SD each (accept it is ephemeral) | ~$20 |
| Network | Gigabit switch you already own | — |
Prices are indicative bands as of Oct 2026 — confirm current prices when buying.
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Last reviewed 2026-10-02 · NinjaOps SEO grid · DevOps blog